package Interpreter;

/**
 * @Author:Cjj
 * InterpreterPatternDemo 使用 Expression 类来创建规则,并解析它们
 */
public class InterpreterPatternDemo {
    //规则：Robert 和 John 是男性
    private static Expression getMaleExpression() {
        Expression robert = new TerminalExpression("Robert");
        Expression john = new TerminalExpression("John");
        return new OrExpression(robert, john);
    }

    //规则：Julie 是一个已婚的女性
    public static Expression getMarriedWomanExpression() {
        Expression julie = new TerminalExpression("Julie");
        Expression married = new TerminalExpression("Married");
        return new AndExpression(julie, married);
    }

    public static void main(String[] args) {
        Expression isMale = getMaleExpression();
        Expression isMarriedWoman = getMarriedWomanExpression();

        System.out.println("John is male?"+isMale.interpret("John"));
        System.out.println("Julie is a married women?"+isMarriedWoman.interpret("Married Julie"));
    }
}
